/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   pipex_utils.c                                      :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: erey-bet <marvin@42.fr>                    +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2023/01/19 17:02:51 by erey-bet          #+#    #+#             */
/*   Updated: 2023/03/02 13:39:41 by erey-bet         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "pipex.h"

int	get_next(char *cmd, char c)
{
	int	i;

	i = 0;
	while (cmd[i] != c)
	{
		if (!cmd[i])
			return (-1);
		i++;
	}
	return (i);
}

int	print_error(int type, char *error)
{
	if (type == 0)
	{
		write(2, "pipex: no such file or directory: ", 35);
		write(2, error, ft_strlen(error));
	}
	else
	{
		write(2, "pipex: command not found: ", 26);
		ft_putstr_fd(error, 2);
	}
	write(2, "\n", 1);
	return (1);
}

char	**get_flags(char *cmd)
{
	int		i;
	int		y;
	char	*new_str;
	char	**flags;

	i = get_next(cmd, ' ') + 1;
	if (i == 0)
	{
		flags = ft_calloc(2, sizeof(char *));
		return (flags);
	}
	new_str = ft_calloc(ft_strlen(cmd) - i + 1, 1);
	if (new_str == NULL)
		return (NULL);
	y = 0;
	while (cmd[i])
		new_str[y++] = cmd[i++];
	new_str[y] = '\0';
	flags = ft_split(new_str, ' ');
	i = 0;
	free(new_str);
	return (flags);
}

char	*get_command(char *cmd)
{
	int		i;
	char	*new_str;

	i = get_next(cmd, ' ');
	if (i != -1)
		new_str = ft_calloc(get_next(cmd, ' ') + 1, 1);
	else
		new_str = ft_calloc(ft_strlen(cmd) + 1, 1);
	if (new_str == NULL)
		return (NULL);
	i = -1;
	while (cmd[++i] != ' ' && cmd[i])
		new_str[i] = cmd[i];
	new_str[i] = '\0';
	return (new_str);
}

char	**add_cmd(char **flg, char *cmd)
{
	char	*tmp;
	int		i;
	int		check;

	tmp = NULL;
	i = 0;
	check = 0;
	while (check == 0)
	{
		if (flg[i] == NULL)
			check = 1;
		if (tmp != NULL)
			flg[i] = tmp;
		tmp = flg[i];
		i++;
	}
	flg[0] = ft_strdup(cmd);
	if (flg[0] == NULL)
		return (NULL);
	flg[i] = NULL;
	return (flg);
}